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SI4435DY

KEXIN · MOSFETs · SOP-8

SI4435DY from KEXIN, in a SOP-8. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 S passive Source terminal of the P-channel MOSFET, rated for VDS = -30 V with continuous drain current ID = -8.8 A at Ta = 25℃.
2 S passive Source terminal of the P-channel MOSFET, rated for VDS = -30 V with continuous drain current ID = -8.8 A at Ta = 25℃.
3 S passive Source terminal of the P-channel MOSFET, rated for VDS = -30 V with continuous drain current ID = -8.8 A at Ta = 25℃.
4 G input Gate terminal of the P-channel MOSFET, with gate-source voltage rated at ±20 V.
5 D passive Drain terminal of the P-channel MOSFET, rated for VDS = -30 V with pulsed drain current IDM = -50 A.
6 D passive Drain terminal of the P-channel MOSFET, rated for VDS = -30 V with pulsed drain current IDM = -50 A.
7 D passive Drain terminal of the P-channel MOSFET, rated for VDS = -30 V with pulsed drain current IDM = -50 A.
8 D passive Drain terminal of the P-channel MOSFET, rated for VDS = -30 V with pulsed drain current IDM = -50 A.

Key specifications

Parameter Value
Manufacturer KEXIN
Package SOP-8
Category Transistors/Thyristors
Pins 8

CAD (KiCad official)

  • Symbol: SI4435DY
  • Footprint: Package_SO:SOIC-8_3.9x4.9mm_P1.27mm
  • 3D model: SOP-8 (KiCad packages3D, STEP)
  • 3D model files: si4435dy-etched.step / si4435dy-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); si4435dy.step / si4435dy.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: KEXIN datasheet (2 pp, sha256 6c6ee965c49dcafb, retrieved 2026-10-09, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-5-5 (text), consensus claude-sonnet-5-5 (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF